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PCF8576DT/2 Fiches technique(PDF) 27 Page - NXP Semiconductors

No de pièce PCF8576DT/2
Description  Universal LCD driver for low multiplex rates
PDF  52 Pages
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Fabricant  NXP [NXP Semiconductors]
Site Internet  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCF8576DT/2 Fiches technique(HTML) 27 Page - NXP Semiconductors

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PCF8576D_7
© NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 7 — 18 December 2008
27 of 52
NXP Semiconductors
PCF8576D
Universal LCD driver for low multiplex rates
[1]
The bank-select command has no effect in 1:3 and 1:4 multiplex drive modes.
[1]
Normal blinking is assumed when the LCD multiplex drive modes 1:3 or 1:4 are selected.
[2]
Alternating RAM bank blinking does not apply in 1:3 and 1:4 multiplex drive modes.
7.18 Display controller
The display controller executes the commands identified by the command decoder. It
contains the device’s status registers and coordinates their effects. The display controller
is also responsible for loading display data into the display RAM in the correct filling order.
Table 13.
Blink-select command bits description
Bit
Symbol
Value
Description
7
C
0, 1
see Table 8
6 to 3
-
1110
fixed value
2A
blink mode selection
0
normal blinking[1]
1
alternate RAM bank blinking[2]
1 to 0
BF[1:0]
blink frequency selection
00
off
01
1
10
2
11
3



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